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CN1028315C - Fenpropathrin-containing insecticidal composition - Google Patents

Fenpropathrin-containing insecticidal composition Download PDF

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Publication number
CN1028315C
CN1028315C CN 89106834 CN89106834A CN1028315C CN 1028315 C CN1028315 C CN 1028315C CN 89106834 CN89106834 CN 89106834 CN 89106834 A CN89106834 A CN 89106834A CN 1028315 C CN1028315 C CN 1028315C
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CN
China
Prior art keywords
fenpropathrin
kilograms
phoxim
preparation
use cost
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 89106834
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Chinese (zh)
Other versions
CN1050811A (en
Inventor
王智
邵立德
马卫勇
祝建华
张勤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANDONG PESTICIDES RESEARCH INSTITUTE
Original Assignee
SHANDONG PESTICIDES RESEARCH INSTITUTE
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Filing date
Publication date
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Priority to CN 89106834 priority Critical patent/CN1028315C/en
Publication of CN1050811A publication Critical patent/CN1050811A/en
Application granted granted Critical
Publication of CN1028315C publication Critical patent/CN1028315C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The invention is a synergistic built preparation with fenpropathrin and phoxim (or omethoate) as main effective components, mainly used for controlling insect pests of cotton, vegetables and fruit trees, it has the characteristics of high efficiency and broad spectrum, and has special effect on mites and lepidoptera larvae, especially suitable for the areas with drug resistance to fenpropathrin or organic scales, the built preparation has low price which is only 30-50% of fenpropathrin, and because of its broad insecticidal spectrum, it can reduce the application times, save labor and time, and is favorable for reducing the agricultural use cost and improving the economic benefit.

Description

Methyldicyanogen chrysanthemum ester organic phosphorus pesticide compounding agent
The invention belongs to the pesticide processing formulation, a kind of complex preparation that is applicable to control cotton, vegetables, insect pest of the fruit tree of saying so in more detail.
Phoxim (or flolimat) is one of organophosphorus insecticides kind, it is once with efficiently, insecticidal spectrum is wide and welcome, but in recent years along with the growth of service time, particularly because single variety uses continuously repeatedly and consumption is improper, cause insect pest that its resistance is constantly increased, drug effect descends, dosage obviously improves, the agricultural use cost increases, fenpropathrin is one of pyrethroid pesticide kind, put the initial stage on market at it, promptly with efficiently, low toxicity, dosage is few and account for rapidly in agricultural chemicals market, so that the gesture that superseded organophosphorous pesticide is arranged greatly, but growth along with the operating period, very fast its not good to mite class preventive effect and the insect pest resistance increases sharply weakness that exposed, even some original situation of selling well district has become the resistance district, lose use value, in order to delay the generation of insect to certain class pesticide resistance, increase the service life, keep drug effect, it is very necessary carrying out dissimilar agriculture chemical compounding research, though achievement in research is a lot of aspect pesticidal preparations both at home and abroad, multiple complex preparation supply the market is also arranged, but up to the present, Shang Weiyou is the agriculture chemical compounding formulation of main active ingredient with fenpropathrin and phoxim (or flolimat).
The objective of the invention is for the resistance that solves aforementioned fenpropathrin and organophosphorous pesticide, improve insecticidal effect, reduce use cost and the complex preparation of a kind of fenpropathrin and organophosphorus insecticide is provided.
Compounded preparation of pesticide of the present invention is that to be with organophosphorous pesticides such as fenpropathrin and phoxim or flolimats that main active ingredient is carried out composite, and it is formulated to add suitable emulsifier, solvent, cosolvent etc., and its formula range is:
Active ingredient
(fenpropathrin and organic phosphor total amount) 20~30%
Emulsifier 5~15%
Solvent and cosolvent 55~75%
Active ingredient in the above-mentioned prescription can be fenpropathrin and phoxim, also can be fenpropathrin and flolimat, its ratio each other should be taken all factors into consideration factors such as control regional insect pest resistance situation, synergistic effect and use cost and determine, the relative scale of general fenpropathrin and organic phosphor (phoxim or flolimat) should be controlled at 1: the scope of (3~5), laboratory test and field application result show, its best enhancing proportions scope is 1: (3.5~4.5), through Toxicity Determination, in this scope, its co-toxicity coefficient can reach 140~210.
Selected emulsifier is the mixed emulsifier of nonionic and anionic in this complex preparation, can select commercial goods RQ-3 for use, RQ-10, RQ-11, use wherein a kind of or their mixture, generally be HLB value, to obtain the optimum emulsification effect according to concrete consumption and the ratio and the solvent situation adjusting selection emulsifier of active ingredient.
Employed solvent can be selected benzene,toluene,xylene or their mixture etc. for use in this complex preparation, and employed cosolvent is the low-molecular-weight fat alcohols, as methyl alcohol, ethanol, butanols etc.
The processing process of this complex preparation is seen accompanying drawing 1.
This complex preparation is an emulsion, and outward appearance is light brown, as clear as crystal single-phase even oily liquids, and stability meets GB1603-79 agricultural-chemical emulsion stability criterion.
When using this complex preparation, generally need thin up 2000-4000 doubly, carry out the field spray dispenser, its lasting period is 7~15 days.
This complex preparation is mainly used in crop pests such as cotton, vegetables, fruit tree, control as cotton bollworm, aphid, tortrix moth, cabbage caterpillar, two spotted spider mite, peach fruit borer etc., particularly more obvious in the regional result of use that fenpropathrin or phoxim, flolimat etc. are developed immunity to drugs, its insecticidal effect generally all is higher than independent use fenpropathrin, miticidal effect is particularly outstanding, and its control efficiency sees following each table for details:
Table 1 control apple peach fruit borer effect contrast table:
Medicament uses multiple spraying times wormed fruit rate (%)
3000 times 1 0.5 of 20% fenpropathrin milk oil
1500 times 1 1.0 of 50% phoxim emulsifiable concentrate
3000 times 10 in 25% preparation of the present invention
Table 2 control apple yellow aphid effect contrast table:
Medicament uses multiple spraying times control efficiency (%)
3000 times 1 94.6 of 20% fenpropathrin milk oil
1500 times 1 93.2 of 50% phoxim emulsifiable concentrate
3000 times 1 94.9 in 25% preparation of the present invention
Table 3 control apple hawthorn spider mite effect contrast table:
Medicament uses multiple spraying times control efficiency (%)
3000 times 1 88.7 of 20% fenpropathrin milk oil
1500 times 1 72.7 of 50% phoxim emulsifiable concentrate
3000 times 1 96.3 in 25% preparation of the present invention
Table 4 control cotton bollworm effect contrast table:
Medicament uses multiple spraying times control efficiency (%)
3000 times 1 50.0 of 20% fenpropathrin milk oil
1500 times 1 80.0 of 50% phoxim emulsifiable concentrate
3000 times 1 80.0 in 25% preparation of the present invention
Table 5 control cotton red spider effect contrast table:
Medicament uses multiple spraying times control efficiency (%)
3000 times 1 79.9 of 20% fenpropathrin milk oil
1500 times 1 86.4 of 50% phoxim emulsifiable concentrate
3000 times 1 97.6 in 25% preparation of the present invention
Table 6 control cabbage caterpillar effect contrast table:
Medicament uses multiple spraying times control efficiency (%)
3000 times 1 100.0 of 20% fenpropathrin milk oil
1500 times 1 100.0 of 50% phoxim emulsifiable concentrate
3000 times 1 100.0 in 25% preparation of the present invention
The price of compounded preparation of pesticide of the present invention and use cost only are to use 30~50% of fenpropathrin separately, again because of Insecticiding-miticiding spectrum is wide, dispenser Zhiduo County worm of holding concurrently is so can reduce the spraying number of times, obtain saving of labor, timesaving effect, thereby economic benefit and obvious social benefit.
10 kilograms of embodiment 1, fenpropathrin crude oil, 35 kilograms of phoxim crudes, emulsifier RQ-11,12 kilograms, 143 kilograms of benzene compositely are modulated into 200 kilograms of complex agent types of the present invention, are used to prevent and treat cotton red spider, dilute 4000 times, spray medicine secondary, control efficiency reaches more than 90%, and its use cost is single with 30% of fenpropathrin.
Embodiment 2: 10 kilograms of fenpropathrin crude oil, 40 kilograms of phoxim crudes, emulsifier RQ-10,14 kilograms, 136 kilograms of modulation of dimethylbenzene are re-dubbed 200 kilograms of complex agent types of the present invention, be used to prevent and treat cabbage caterpillar, dilute 4000 times, the dispenser secondary, control efficiency reaches more than 90%, and its use cost is single with 40% of fenpropathrin.
Embodiment 3: 10 kilograms of fenpropathrin crude oil, 50 kilograms of phoxim crudes, emulsifier RQ-3,16 kilograms, 124 kilograms of modulation of toluene are re-dubbed 200 kilograms of complex agent types of the present invention, be used to prevent and treat peach fruit borer, dilute 4000 times, the dispenser secondary, control efficiency reaches more than 90%, and its use cost is single with 50% of fenpropathrin.
Embodiment 4: 10 kilograms of fenpropathrin crude oil, 40 kilograms of flolimat crude oil, emulsifier RQ-11,18 kilograms, 50 kilograms of ethanol, 82 kilograms of toluene, modulation is re-dubbed 200 kilograms of the present invention and duplicates agent, be used to prevent and treat cotton bollworm, dilute 4000 times, the dispenser secondary, control efficiency reaches more than 90%, and use cost is single with 40% of fenpropathrin.
(crude oil is all by 100% cubage among the above embodiment)

Claims (4)

1, a kind of is the Pesticidal combination of main component by fenpropathrin and flolimat, and the ratio that it is characterized by fenpropathrin and flolimat is 1: (3-5).
2, Pesticidal combination according to claim 1, the ratio that it is characterized by fenpropathrin and flolimat is 1: 4.
3, a kind of is the Pesticidal combination of main component by fenpropathrin and phoxim, and the ratio that it is characterized by fenpropathrin and phoxim is 1: (3.5-4.5).
4, as Pesticidal combination as described in the claim 3, the ratio that it is characterized by fenpropathrin and phoxim is 1: 4.
CN 89106834 1989-10-10 1989-10-10 Fenpropathrin-containing insecticidal composition Expired - Fee Related CN1028315C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 89106834 CN1028315C (en) 1989-10-10 1989-10-10 Fenpropathrin-containing insecticidal composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 89106834 CN1028315C (en) 1989-10-10 1989-10-10 Fenpropathrin-containing insecticidal composition

Publications (2)

Publication Number Publication Date
CN1050811A CN1050811A (en) 1991-04-24
CN1028315C true CN1028315C (en) 1995-05-03

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Application Number Title Priority Date Filing Date
CN 89106834 Expired - Fee Related CN1028315C (en) 1989-10-10 1989-10-10 Fenpropathrin-containing insecticidal composition

Country Status (1)

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CN (1) CN1028315C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1047502C (en) * 1996-03-20 1999-12-22 赵明智 Compound pesticide of DDVP and fenpropathrin
CN101861874A (en) * 2010-07-21 2010-10-20 农业部农药检定所 Methothrin phoxim composite pesticide
CN102228056B (en) * 2011-06-02 2013-03-13 海利尔药业集团股份有限公司 Pesticide composition containing sulfur-fluorine oxime ether and part of organophosphorus pesticides
CN103828836A (en) * 2014-03-12 2014-06-04 万晓芹 Novel composition pesticide for preventing and treating scale insect
CN103960310A (en) * 2014-04-16 2014-08-06 泗阳县农业科学研究所 Special insecticide for controlling red spider mites for anthurium and application method of special insecticide

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CN1050811A (en) 1991-04-24

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C15 Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993)
OR01 Other related matters
C19 Lapse of patent right due to non-payment of the annual fee
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